Соединение с облаком:

curl -D - -H "X-Auth-User: RackspaceCloudUsername" -H "X-Auth-Key: RackspaceApiKey" https://auth.api.rackspacecloud.com/v1.0

Получаем в ответ:

HTTP/1.1 204 No Content Date: Wed, 30 Mar 2011 04:15:28 GMT Server: Apache/2.2.3 (Mosso Engineering) 
X-Storage-Url: https://storage101.dfw1.clouddrive.com/v1/MossoCloudFS_6f597497-4986-44ea-9081-1234567890 
X-Storage-Token: 63ea9670-c80f-402d-9657-1234567890 
X-CDN-Management-Url: https://cdn1.clouddrive.com/v1/MossoCloudFS_6f597497-4986-44ea-9081-68b8ee123456 
X-Auth-Token: 63ea9670-c80f-402d-9657-c59bdb123456 
X-Server-Management-Url: https://servers.api.rackspacecloud.com/v1.0/123456
Content-Length: 0 Connection: close Content-Type: application/octet-stream

Нам потребуется X-Storage-URL (место где находятся файлы) и X-Storage-Token.

curl -H "X-Storage-Token: aaa89968-977b-4540-ac65-52037abde38d" https://storage101.ord1.clouddrive.com/v1/MossoCloudFS_8e0c0a34-d042-465d-a2aa-313dc3bb1b3a

запускаем получаем список контейнеров

curl -H "X-Storage-Token: 63ea9670-c80f-402d-9657-1234567890" https://storage101.dfw1.clouddrive.com/v1/MossoCloudFS_6f597497-4986-44ea-9081-1234567890/cloudservers

Добавляем /cloudservers в конце урла.

curl -H "X-Storage-Token: 63ea9670-c80f-402d-9657-1234567890" https://storage101.dfw1.clouddrive.com/v1/MossoCloudFS_6f597497-4986-44ea-9081-1234567890/cloudservers

Получаем список файлов в контейнере.

20110207installminimum_20110720_1314_cloudserver20106024.tar.gz.0 20110207installminimum_20110720_1354_cloudserver20106024.yml 20110721withtempsite_20110721_1816_cloudserver20106024.tar.gz.0 20110721withtempsite_20110721_1816_cloudserver20106024.yml 20110810_20110810_1250_cloudserver20106024.tar.gz.0 20110810_20110810_1250_cloudserver20106024.yml

копируем xtrabackup dump на облако

curl -X PUT -T db.20111128.tar.gz -D - \ 
-H "X-Auth-Token: 63ea9670-c80f-402d-9657-1234567890" \ 
-H "X-Object-Meta-Screenie: mysqldump 2011 10" \ 
https://storage101.dfw1.clouddrive.com/v1/MossoCloudFS_6f597497-4986-44ea-9081-1234567890/xtrabackup/201111/db.20111128.tar.gz